definitely don't spend as much time as you did yesterday outside because today it will be much warmer out there with a heat advisory. today seems more warm spare-the-air day. inland east bay, santa clara poorest air quality. it will hold inland through tomorrow and sea breeze will kick up on the 4th. today the warm and dry winds out of north. that is the switch. yesterday we had them more out of the west all because of this area of high pressure to the north of us. it's building in and that provides the wind shift and more pressure on the atmosphere and downsloping winds bringing a warm day. well into the triple-digit it's in fresno. 106 there with 90 in los angeles. back home, in the mountains we are looking at numbers today still very hot. in fact temperatures in the mid 90s, in the southern sierra. 97 lx 93 in sunnyvale.